Everything is made of the same thing – tiny building blocks called atoms. The world around us - Exploring materials - What is everything made of? Learning Points Everything is made of atoms. Atoms are very small, so they can’t be seen by the human eye, or even with a magnifying glass or standard microscope. Atoms are the basic building blocks that make up all matter in the Universe. A Twig Junior Film - Core science concepts explained in an easy way for the youngest students.